Omron CQM1H-SCB41 operation manual Step Parameters, Level Setting

Models: CQM1H-SCB41

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Using Protocol Macros

 

 

Section 5-5

 

 

 

 

 

 

Step Parameters

 

 

 

Parameter

Meaning

 

 

 

 

 

 

 

Command

 

One of the following: SEND, RECEIVE, or

 

 

 

 

SEND&RECEIVE

 

 

 

 

 

 

 

Messages

Send message

The message sent for SEND.

 

 

 

 

 

 

 

 

Receive

The expected message for RECEIVE.

 

 

 

message

 

 

 

 

 

 

 

 

 

 

Send message

The message sent and the expected

 

 

 

and receive

message for SEND&RECEIVE.

 

 

 

message

 

 

 

 

 

 

 

 

 

 

Reception

A group of expected messages that can

 

 

 

matrix

be used to switch to different next

 

 

 

 

processes when RECEIVE or

 

 

 

 

SEND&RECEIVE is used.

 

 

 

 

 

 

 

Repeat counter

The number of times to repeat the step (0 to 255). The

 

 

 

repeat counter can be used to change send/receive

 

 

 

messages.

 

 

 

 

 

 

 

 

Retry count

Used for SEND&RECEIVE to retry the command for errors

 

 

 

(0 to 9).

 

 

 

 

 

 

 

 

Send wait time

Used for SEND or SEND&RECEIVE to create a wait time

 

 

 

before sending data.

 

 

 

 

 

 

Response write

Specification of whether or not to write the received data to

 

 

enable (for operand

memory.

 

 

 

 

specification)

 

 

 

 

 

 

 

 

 

Next process

Specifies the next step or to end the sequence when the

 

 

 

current step is completed normally.

 

 

 

 

 

 

Error processing

Specifies the next step or to end the sequence when the

 

 

 

current step ends in an error.

Standard System Protocol Example

Process Value Read Sequence for E5jK Controller Read Protocol

Level

Item

Setting

 

 

 

Sequence

Link words

---

 

 

 

 

Transmission control

Modem control

 

parameters

 

 

Response notification

Scan

 

method

 

 

 

 

 

Reception wait time Tr

3 s

 

 

 

 

Reception finished wait

3 s

 

time Tfr

 

 

 

 

 

Send finished wait time

3 s

 

Tfs

 

 

 

 

Steps

Step number

00

 

 

 

 

Repeat counter

Reset/001

 

 

 

 

Command

SEND&RECEIVE

 

 

 

 

Retry count

3

 

 

 

 

Send wait time

---

 

 

 

 

Send message

SD (00) _1

 

 

 

 

Receive message

RV (00) _1

 

 

 

 

Response write enable

Write

 

 

 

 

Next process

End

 

 

 

 

Error process

Abort

78

Page 89
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Omron CQM1H-SCB41 operation manual Step Parameters, Level Setting